Parens () construct a list which you can assign to an array.

Nit: parens group a list. The list is already there, but the precedence of = and , are such that without parentheses, only the first element of the list gets assigned.

In reply to Re^2: my $var = join('|',@array) not behaving by chromatic
in thread my $var = join('|',@array) not behaving by stuffy

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